hacklyadj.
/ˈhakli/, U.S. /ˈhækli/ Rough or jagged; (of a metal or mineral, or its surface) having a rough, jagged texture characterized by the presence of numerous short sharp points.
ΘΚΠ
the world > space > shape > unevenness > [adjective] > rough
unsmeetheOE
sharpc893
rowOE
reofOE
roughOE
unplaina1393
harsha1400
scrofc1400
stourc1400
ruggyc1405
asperous1547
harshy1582
shagged1589
horrid1590
unsmooth1598
gross1606
asperate1623
brute1627
scabbed1630
sleazy1644
rasping1656
scaber1657
asper1681
shaggy1693
gruff1697
grating1766
hackly1794
ruvid1837
scrubby1856
unkind1866
raspy1882
ruckly1923
sandpapery1957
1794 R. Kirwan Elements Mineral. (ed. 2) I. 34 The hackly [fracture] presents sharp points, easily perceived in feeling it.
1811 A. T. Thomson London Dispensatory ii. 329 It [sc. rhubarb] breaks with a rough hackly fracture.
1846 J. D. Dana U.S. Exploring Exped.: Zoophytes 503 The broad plates..have a very uneven hackly surface.
1945 Jrnl. Paleontol. 19 522/1 Two species of Caninia and one species of Triplophyllites were collected from black silty and sandy limestone with a pronounced hackly fracture.
1975 Nature 17 Apr. 580/1 The surface has one near-planar face..but is mostly irregular, ranging from rounded parts to irregular hackly parts.
2015 J. A. Karson et al. Discovering Deep v. 234/1 In rare cases, lobate flows may transition into hackly flows, suggesting an abrupt increase in shear rate.
This entry has been updated (OED Third Edition, December 2016; most recently modified version published online March 2022).
<
adj.1794